CN216038819U - Multistage mixed air supply type jet aerator - Google Patents
Multistage mixed air supply type jet aerator Download PDFInfo
- Publication number
- CN216038819U CN216038819U CN202122232770.7U CN202122232770U CN216038819U CN 216038819 U CN216038819 U CN 216038819U CN 202122232770 U CN202122232770 U CN 202122232770U CN 216038819 U CN216038819 U CN 216038819U
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- China
- Prior art keywords
- compressed air
- cavity
- spraying
- jet nozzle
- supply pipe
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- 238000005276 aerator Methods 0.000 title claims abstract description 32
- 238000005507 spraying Methods 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000005273 aeration Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004804 winding Methods 0.000 abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 239000007921 spray Substances 0.000 description 10
- 239000010865 sewage Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- 238000006213 oxygenation reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model discloses an air supply type jet aerator with multi-stage spraying and mixing, which comprises an air supply pipe, a compressed air cavity and a water supply pipe, wherein the air supply pipe is communicated with the upper part of the compressed air cavity; one end of the water supply pipe extends into the first spraying and mixing cavity and is provided with a first-stage jet nozzle at the end part, the communication channel and the second spraying and mixing cavity are communicated to form a second-stage jet nozzle, the outlet of the second-stage jet nozzle faces the outlet of the compressed air cavity, and the outlet of the compressed air cavity is provided with a third-stage jet nozzle. The utility model can solve the problems of scaling, blockage and foreign matter winding of the aerator, and can ensure that water and sucked air are mixed more fully, improve the oxygen transfer efficiency and further improve the aeration effect.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a multi-stage spraying and mixing air supply type jet aerator of an aerobic biological treatment system for municipal sewage treatment and industrial sewage treatment.
Background
The aerobic biological treatment system is a core component part in the sewage treatment system, and the aerator is used as an oxygenation device in the aerobic biological treatment system and is also the core of the aerobic biological treatment system, which is directly related to the operation effect of the sewage treatment system.
In recent years, along with the gradual advance of clean production and water-saving production of factories, the pollutant concentration, hardness and the like of part of municipal sewage and industrial sewage are gradually increased, and the problems of insufficient oxygenation capacity, scaling blockage, foreign matter winding and the like often occur in the application of conventional aerators such as a rotary mixing aerator, a microporous aerator, a perforated aerator and the like, so that the operation of a related enterprise wastewater treatment system is seriously influenced.
Disclosure of Invention
Aiming at the technical problems in the prior art, the utility model provides a multi-stage spraying and mixing air supply type jet aerator which can solve the problems of scaling, blockage and foreign matter winding of the aerator, enables water to be fully mixed with sucked air, improves oxygen transfer efficiency and further improves aeration effect.
The technical scheme adopted by the utility model is as follows: the air supply type jet aerator comprises an air supply pipe, a compressed air cavity and a water supply pipe, wherein the air supply pipe is communicated with the upper part of the compressed air cavity, the water supply pipe is communicated with the lower part of the compressed air cavity, a first spraying and mixing cavity and a second spraying and mixing cavity are arranged at the lower part in the compressed air cavity, the first spraying and mixing cavity and the second spraying and mixing cavity are both communicated with the compressed air cavity, and a communication channel is arranged between the first spraying and mixing cavity and the second spraying and mixing cavity; one end of the water supply pipe extends into the first spraying and mixing cavity and is provided with a first-stage jet nozzle at the end part, the outlet of the first-stage jet nozzle faces to the communicating channel, the communicating channel and the second spraying and mixing cavity are communicated to form a second-stage jet nozzle, the outlet of the second-stage jet nozzle faces to the outlet of the compressed air cavity, and the outlet of the compressed air cavity is provided with a third-stage jet nozzle.
Preferably, in the technical scheme, the axes of the primary jet nozzle, the secondary jet nozzle and the tertiary jet nozzle are overlapped.
After the structure is adopted, compared with the existing aerators such as a rotary mixing aerator, a microporous aerator, a perforated aerator and the like, the air supply type jet aerator has the advantages that no transmission part is arranged in the aerator, no fine pore structure exists, the inside of the equipment is smooth, the flow rate of gas-liquid mixed liquid is high, the problems of scaling blockage, foreign matter winding and the like in the conventional aerator can be completely avoided, the arranged first jet mixing chamber and the arranged second jet mixing chamber can ensure that the liquid sprayed by the first-stage jet nozzle and the second-stage jet nozzle can be better mixed with air at the same time, fine steam-water mixed liquid is formed, the oxygenation efficiency is high, and the aeration effect is better.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure, 1, a gas supply pipe, 2, a compressed air chamber, 3, a water supply pipe, 4, a primary jet nozzle, 5, a first spraying and mixing chamber, 6, a secondary jet nozzle, 7, a second spraying and mixing chamber and 8, a tertiary jet nozzle.
Detailed Description
The utility model is described in detail below with reference to the figures and examples.
As shown in fig. 1, the air supply type jet aerator of the present invention comprises an air supply pipe 1, a compressed air chamber 2 and a water supply pipe 3, wherein the air supply pipe 1 and the water supply pipe 3 are both communicated with the compressed air chamber 2, the air supply pipe 1 is communicated with the upper part of the compressed air chamber 2, the water supply pipe 3 is communicated with the lower part of the compressed air chamber 2, the compressed air chamber 2 is formed by a hollow cylinder, a square body or a pipe body, a first spray mixing chamber 5 and a second spray mixing chamber 7 are arranged in the compressed air chamber 2, the first spray mixing chamber 5 and the second spray mixing chamber 7 are arranged at the lower part of the compressed air chamber 2, the first spray mixing chamber 5 and the second spray mixing chamber 7 are sequentially arranged in the transverse direction of the compressed air chamber 2, the first spray mixing chamber 5 and the second spray mixing chamber 7 are both communicated with the compressed air chamber 2, that is, the upper ends of the first spray mixing chamber 5 and the second spray mixing chamber 7 are open, a communication channel is arranged between the first spraying and mixing chamber 5 and the second spraying and mixing chamber 7; supply pipe 3 transversely communicates in the lower part of compressed air chamber 2, the one end of supply pipe 3 stretches into in first spouting mixing cavity 5 and sets up one-level fluidic nozzle 4 at this tip, the export of one-level fluidic nozzle 4 is towards the intercommunication passageway, intercommunication passageway and second spout mixing cavity 7 intercommunication department set up second grade fluidic nozzle 6, first spouting mixing cavity 5 promptly, intercommunication passageway and second spout mixing cavity 7 set gradually on the lower part transverse direction in compressed air chamber 2, one-level fluidic nozzle 4 is located first spouting mixing cavity 5, second grade fluidic nozzle 6 is located second spouting mixing cavity 7, the export of second grade fluidic nozzle 6 is towards the export of compressed air chamber 2, the export of compressed air chamber 2 sets up tertiary fluidic nozzle 8, tertiary fluidic nozzle 8 is located compressed air chamber 2 outsidely.
In the specific implementation of the utility model, the axes of the primary jet nozzle 4, the secondary jet nozzle 6 and the tertiary jet nozzle 8 are coincident. The during operation, compressed air gets into in the compressed air chamber 2 by air supply pipe 1, the circulating water gets into by delivery pipe 3, spout into first spouting and mix in the cavity 5 after through one-level fluidic nozzle 4, here with inspiratory compressed air intensive mixing, form fine steam-water mixture body, steam-water mixture body spouts in the second spouts and mixes the cavity 7 through intercommunication passageway and from second grade fluidic nozzle 6, inhale more compressed air here, the bubble in the steam-water mixture body becomes more tiny, spout into aerobic aeration pond through tertiary fluidic nozzle 8 finally, the bubble in the aquatic further reduces, become small fine bubble, and air and water fully contact in the bubble, dissolve oxygen in aquatic, thereby reach the effect of aeration.
Compared with the existing aerators such as a rotary mixing aerator, a microporous aerator, a perforated aerator and the like, the air supply type jet aerator with multi-stage spraying and mixing has the advantages that no transmission part is arranged in the aerator, no fine pore structure is arranged, the interior of the equipment is smooth, the flow rate of gas-liquid mixed liquid is high, and the problems of scaling blockage, foreign matter winding and the like in the conventional aerator can be completely avoided. Meanwhile, due to the improved construction mode and the oxygen charging mode, the air pressure loss is reduced, and the service depth of the aerator is further increased. In addition, the jet aerator also has the function of plug flow, and is suitable for various aerobic aeration tanks, such as plug flow aeration tanks, complete mixing aeration tanks, delay aeration tanks, oxidation ditches, oxidation ponds and the like.
The utility model generally adopts materials such as stainless steel 304/316/316L, also can adopt PP materials according to the sewage property, and has good corrosion resistance.
Having described the basic principles and principal features of the utility model, it will be understood by those skilled in the art that the utility model is not limited to the embodiments described above, which are described in the specification and drawings as a specific embodiment of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and these changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides a multistage air feed formula jet aerator that spouts thoughtlessly which characterized in that: the device comprises an air supply pipe, a compressed air cavity and a water supply pipe, wherein the air supply pipe is communicated with the upper part of the compressed air cavity, the water supply pipe is communicated with the lower part of the compressed air cavity, a first spraying and mixing cavity and a second spraying and mixing cavity are arranged at the inner lower part of the compressed air cavity, the first spraying and mixing cavity and the second spraying and mixing cavity are both communicated with the compressed air cavity, and a communication channel is arranged between the first spraying and mixing cavity and the second spraying and mixing cavity; one end of the water supply pipe extends into the first spraying and mixing cavity and is provided with a first-stage jet nozzle at the end part, the outlet of the first-stage jet nozzle faces to the communicating channel, the communicating channel and the second spraying and mixing cavity are communicated to form a second-stage jet nozzle, the outlet of the second-stage jet nozzle faces to the outlet of the compressed air cavity, and the outlet of the compressed air cavity is provided with a third-stage jet nozzle.
2. The multi-stage sparging air-fed jet aerator of claim 1, wherein: the axes of the first-stage jet nozzle, the second-stage jet nozzle and the third-stage jet nozzle are overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122232770.7U CN216038819U (en) | 2021-09-15 | 2021-09-15 | Multistage mixed air supply type jet aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122232770.7U CN216038819U (en) | 2021-09-15 | 2021-09-15 | Multistage mixed air supply type jet aerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216038819U true CN216038819U (en) | 2022-03-15 |
Family
ID=80598810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122232770.7U Active CN216038819U (en) | 2021-09-15 | 2021-09-15 | Multistage mixed air supply type jet aerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216038819U (en) |
-
2021
- 2021-09-15 CN CN202122232770.7U patent/CN216038819U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240711 Address after: Room 103C, Building 23, No. 2 Penglai Road, Jianxi District, Luoyang Area, China (Henan) Pilot Free Trade Zone, Luoyang City, Henan Province, China 471033 Patentee after: Zhongcheng (Henan) Water Co.,Ltd. Country or region after: China Address before: Building 3, No. 506, ASEAN agricultural science and technology development base, Nanning Zhuang Autonomous Region, Guangxi Patentee before: Guangxi Yuda Environmental Technology Co.,Ltd. Country or region before: China |